@stateloom/history

Snapshot-based undo/redo middleware for StateLoom stores.

Install

pnpm add @stateloom/history

Quick Start

import { history } from '@stateloom/history';
import { createStore } from '@stateloom/store';

const h = history<{ count: number }>({ maxDepth: 50 });

const store = createStore(
  (set) => ({
    count: 0,
    inc: () => set((s) => ({ count: s.count + 1 })),
  }),
  { middleware: [h] },
);

store.getState().inc(); // count -> 1
h.undo(); // count -> 0
h.redo(); // count -> 1
h.canUndo.get(); // true

Exports

| Export | Description | | ------------------- | --------------------------------------------------------------------- | | history(options?) | Create undo/redo middleware with reactive canUndo/canRedo signals |

Documentation

Full documentation with API reference, patterns, and integration examples: docs/api/history

License

MIT